Biological Oxygen Demand (BOD) is a water quality parameter that measures the amount of dissolved oxygen required by microorganisms to break down organic matter in water. BOD is a crucial indicator of water pollution levels and can help assess the health of aquatic ecosystems. Typically, the BOD level of a water sample is determined by …
Incineration is the process of using high temperatures to burn waste materials, including solid, liquid, or gaseous waste, to convert them into ash or gas. Incineration is commonly used as a method of waste management to reduce waste volume and weight and eliminate hazardous substances. However, it can also release pollutants into the air and …
A seed bank is a facility that serves as a repository for the preservation of seeds from various plant species. The purpose of a seed bank is to conserve genetic diversity and prevent the loss of important plant species due to factors such as climate change, habitat destruction, or other environmental or human-induced disasters. Seed …
Biosphere reserves are areas designated to achieve a balance between human activity and the environment. The program is an international recognition under the UNESCO Man and the Biosphere Program, promoting the conservation of biodiversity, sustainable development, scientific research, and education. The biosphere reserve concept recognizes that conservation and sustainable development are interdependent and should work …
Human civilization has evolved rapidly over time, leading to significant modifications in the environment. As human activities expanded, the alteration of the environment to meet economic, social, and cultural needs also intensified. Consequently, natural resources have been depleted, and the environment has been degraded. This has prompted the need for national legislation to protect the …
The human-environment relationship is a complex and dynamic interaction between humans and their surrounding environment. It is influenced by both biotic (living) and abiotic (non-living) components. Living organisms such as plants, animals, & microorganisms are known as biotic components. These components are critical for human survival, providing resources such as food, medicine, and shelter. For …
Disposal of waste refers to the process of getting rid of waste materials in a responsible and safe manner. Waste can be classified as either biodegradable or non-biodegradable, based on its composition. Biodegradable waste includes organic materials that can be decomposed by living organisms, while non-biodegradable waste comprises items that do not break down easily, …
What is Disposal of waste? Why segregation of waste is needed? Read More »
Air pollution can have a considerable impact on atmospheric processes, and its effects can be far-reaching. Pollutants such as sulfur dioxide, nitrogen oxides, and particulate matter can combine with other chemicals in the atmosphere to form harmful compounds, including smog and acid rain. One of the ways that air pollution affects atmospheric processes is through …
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Biomass is a type of organic matter produced by living organisms, such as plants and animals, and their byproducts. Its importance has been steadily increasing due to its potential as a renewable resource. Biomass can be converted into various forms of energy such as electricity, heat, and transportation fuels. The utilization of biomass as an …
Hydropower is an environmentally friendly and renewable energy source that is considered the best source of energy due to several reasons. Firstly, it does not produce harmful emissions, making it an eco-friendly energy source. Secondly, hydropower plants can be designed to generate electricity continuously, providing a reliable and consistent energy supply. Get the full solved …
Why hydropower is regarded as the best source of energy? Explain it in detail. Read More »
